In this article I will elucidate a simple universal H-bridge module using BJTs and N-channel MOSFETs. This module can be integrated with any standard oscillator ICs such as IC 4047 or IC SG3525 or even IC 555, to create a highly efficient H-bridge inverter circuits. Why using 4 N-channel MOSFET H-Bridge is the Most Efficient […]
Archives for April 2013
Automatic Micro UPS Circuit
The following article discusses a simple automatic micro UPS circuit which can be used with modems for acquiring uninterrupted power from a DC source, and battery during mains power failures. The circuit also incorporates an automatic over charge cut off, and a low battery indication feature. The circuit was requested by Mr. Kapil Goel. Technical […]
15V 10 Amp Voltage Regulator Circuit Using IC LM196
In the following post I have explained a linear voltage regulator power supply circuit using the IC LM196 which is capable of handling up to 10 amps of current and is able to provide a variable voltage right from 1.25V to 15V DC. About the IC LM196 or LM396 The IC LM 196 is single […]
12V 5 Amp Fixed Voltage Regulator IC 78H12A Datasheet
The post explains the technical specifications, datasheet, and application notes of the IC 78H12A which is a voltage regulator IC capable of providing a fixed regulated 12V output at maximum 5 amp current. 5 Amp Regulator Specifications We are familiar with the popular 78XX ICs such as the 7812 IC which can produce 12V fixed voltage at […]
Convert a Square Wave Inverter into a Sine Wave Inverter
In this post I have explained a few circuit concepts which can be employed for converting or modifying any ordinary square wave inverter to sophisticated sine wave inverter design. Before studying the various designs I have explained in this article, it would be interesting to know the factors which typically makes a sine wave inverter […]
Solar Water Heater Circuit with Battery Charger
The proposed solar water heater with battery charger controller circuit explains a simple method of utilizing the excess solar energy from a solar panel for heating water in water tanks or swimming pools or poultry egg chambers. Normally the circuit also functions like an automatic solar battery charger, and simultaneously powers domestic electrical appliances. Understanding Solar Charging […]